TW304005U - Radial anisotropic cylinder type ferrite magnets and motors - Google Patents

Radial anisotropic cylinder type ferrite magnets and motors

Info

Publication number
TW304005U
TW304005U TW083218859U TW83218859U TW304005U TW 304005 U TW304005 U TW 304005U TW 083218859 U TW083218859 U TW 083218859U TW 83218859 U TW83218859 U TW 83218859U TW 304005 U TW304005 U TW 304005U
Authority
TW
Taiwan
Prior art keywords
motors
cylinder type
type ferrite
ferrite magnets
radial anisotropic
Prior art date
Application number
TW083218859U
Other languages
Chinese (zh)
Inventor
Takehisa Sakaguchi
Takahiro Sunaga
Jun Hoshijima
Original Assignee
Sumitomo Spec Metals
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP4093688A external-priority patent/JP2791337B2/en
Priority claimed from JP04262960A external-priority patent/JP3143632B2/en
Application filed by Sumitomo Spec Metals filed Critical Sumitomo Spec Metals
Publication of TW304005U publication Critical patent/TW304005U/en

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
    • H02K15/03—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies having permanent magnets
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/26—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on ferrites
    • C04B35/2658—Other ferrites containing manganese or zinc, e.g. Mn-Zn ferrites
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/26—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on ferrites
    • C04B35/2683—Other ferrites containing alkaline earth metals or lead
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/12—Stationary parts of the magnetic circuit
    • H02K1/17—Stator cores with permanent magnets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/22—Rotating parts of the magnetic circuit
    • H02K1/27—Rotor cores with permanent magnets
    • H02K1/2706—Inner rotors
    • H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
    • H02K1/2726—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of a single magnet or two or more axially juxtaposed single magnets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/22—Rotating parts of the magnetic circuit
    • H02K1/27—Rotor cores with permanent magnets
    • H02K1/2706—Inner rotors
    • H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
    • H02K1/2726—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of a single magnet or two or more axially juxtaposed single magnets
    • H02K1/2733—Annular magnets

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
TW083218859U 1992-03-18 1993-03-17 Radial anisotropic cylinder type ferrite magnets and motors TW304005U (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP4093688A JP2791337B2 (en) 1992-03-18 1992-03-18 Radial anisotropic cylindrical ferrite magnet and manufacturing method thereof
JP04262960A JP3143632B2 (en) 1992-09-03 1992-09-03 motor

Publications (1)

Publication Number Publication Date
TW304005U true TW304005U (en) 1997-04-21

Family

ID=26434990

Family Applications (1)

Application Number Title Priority Date Filing Date
TW083218859U TW304005U (en) 1992-03-18 1993-03-17 Radial anisotropic cylinder type ferrite magnets and motors

Country Status (7)

Country Link
US (1) US5506557A (en)
EP (1) EP0586710B1 (en)
KR (1) KR970001257B1 (en)
CN (1) CN1062970C (en)
DE (1) DE69312825T2 (en)
TW (1) TW304005U (en)
WO (1) WO1993019020A1 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5920139A (en) * 1996-03-31 1999-07-06 Sanyo Electric Co. Ltd. Magnet motor stator
JP4089072B2 (en) * 1998-10-23 2008-05-21 三菱電機株式会社 Permanent magnet embedded motor
DE60014780T2 (en) * 1999-06-30 2005-03-10 Shin-Etsu Chemical Co., Ltd. Rare earth based sintered permanent magnet and synchronous motor provided with such a magnet
JP2002010606A (en) * 2000-06-20 2002-01-11 Honda Motor Co Ltd Outer rotor brushless dc motor
KR20030035852A (en) * 2001-10-31 2003-05-09 신에쓰 가가꾸 고교 가부시끼가이샤 Radial Anisotropic Sintered Magnet and Its Preparation Process, and Magnet Rotor and Motor
US7084548B1 (en) * 2003-07-11 2006-08-01 Gabrys Christopher W Low cost high speed electrical machine
CN100418287C (en) * 2005-06-10 2008-09-10 富准精密工业(深圳)有限公司 Motor stator
US8013696B2 (en) * 2008-10-14 2011-09-06 Nexteer (Beijing) Technology Co., Ltd. Magnetic apparatus and method of manufacturing the magnetic apparatus
DE102013202190A1 (en) * 2013-02-11 2014-08-14 Robert Bosch Gmbh Ring magnet for rotor of electrical machine of motor car, is formed as hollow cylindrical shape and is extended concentrically about axis in axial direction, and has groove for receiving dirt particles that is arranged on inner surface
JP6502085B2 (en) * 2014-12-19 2019-04-17 Ntn株式会社 Powder compact and method for producing the same
CN105529853A (en) * 2016-02-24 2016-04-27 珠海格力节能环保制冷技术研究中心有限公司 Rotor housing and outer rotor motor
US10727711B2 (en) 2016-07-27 2020-07-28 Ihi Corporation Motor rotor, supercharger, and method of manufacturing motor rotor
US20220293318A1 (en) * 2019-08-12 2022-09-15 Bomatec Management Ag Permanent magnet for use in an electric machine with one or more grooves

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2075542A5 (en) * 1971-01-14 1971-10-08 Norton Co Refractory plates - for supporting ceramic workpieces during firing
NL7313231A (en) * 1973-09-26 1975-04-01 Philips Nv RADIAL ANISOTROPIC MAGNETIC BODY.
US4211195A (en) * 1977-10-12 1980-07-08 Colt Industries Operating Corp. Overspeed ignition system
DE3521037A1 (en) * 1985-06-12 1986-12-18 Bosch Gmbh Robert COMMUTATOR MACHINE, ESPECIALLY SMALL MOTOR FOR MOTOR VEHICLES
JPH0681437B2 (en) * 1987-05-19 1994-10-12 三菱電機株式会社 Magnet generator
JPH01176277A (en) * 1987-12-28 1989-07-12 Kyocera Corp Production of ceramic tubular form
US5093595A (en) * 1989-12-15 1992-03-03 Magnetic Peripherals Inc. Spindle motor having reduced torque ripple
US4992768A (en) * 1990-05-15 1991-02-12 Power Magnets, U.S.A. Cow magnet
EP0472191A3 (en) * 1990-08-21 1992-10-21 Vereinigte Aluminium-Werke Aktiengesellschaft Ceramic shaped article and process for the production thereof

Also Published As

Publication number Publication date
CN1062970C (en) 2001-03-07
CN1083619A (en) 1994-03-09
DE69312825T2 (en) 1998-01-29
DE69312825D1 (en) 1997-09-11
US5506557A (en) 1996-04-09
EP0586710B1 (en) 1997-08-06
KR970001257B1 (en) 1997-02-04
WO1993019020A1 (en) 1993-09-30
EP0586710A1 (en) 1994-03-16

Similar Documents

Publication Publication Date Title
AU4853893A (en) Permanent magnetic structure
EP0473534A3 (en) Permanent magnet rotor and motor
GB2278685B (en) Superconducting magnet
GB9321785D0 (en) Permanent magnet rotor
TW304005U (en) Radial anisotropic cylinder type ferrite magnets and motors
ZA949919B (en) Magnetic deinkin
GB9221995D0 (en) Permanent magnet motor
GB9302496D0 (en) Permanent magnet rotor
GB2289802A8 (en) Rotor magnet retaining hoop
EP0503879A3 (en) Synchronous motor with permanent magnets and motor system
GB9621000D0 (en) Magnetic tags and techniques
IL108517A0 (en) Permanent magnet
GB2289994B (en) Magnetic reluctance motors
EP0756272A3 (en) Magnetic medium having permanent magnetic feature
GB9125575D0 (en) Repeling magnetic motor
DE69315807T4 (en) Anisotropic R-T-B-M magnetic powder
EP0434113A3 (en) Alloying low-level additives into hot-worked nd-fe-b magnets
GB9309738D0 (en) Magnet arrangements
GB9306404D0 (en) Magnetic field sensor
EP0522177A4 (en) Anisotropic rare earth-iron-boron and rare earth-iron-cobalt-boron magnet
GB9405265D0 (en) Magnetic field sensor
PL302447A1 (en) Magnetic lock magnet
HK143696A (en) Magnetic field sensor and method
GB9325059D0 (en) Magnetic engine
GB9305833D0 (en) Magnetic engine